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@article{DAN_1990_314_2_a9, author = {M. A. Sadybekov}, title = {The conjugate {Darboux} problem}, journal = {Doklady Akademii Nauk}, pages = {304--306}, publisher = {mathdoc}, volume = {314}, number = {2}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1990_314_2_a9/} }
M. A. Sadybekov. The conjugate Darboux problem. Doklady Akademii Nauk, Tome 314 (1990) no. 2, pp. 304-306. http://geodesic.mathdoc.fr/item/DAN_1990_314_2_a9/